National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Ontario International Airport (KONT)

Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.

Mostly Cloudy

67°F

19°C

Humidity 56%
Wind Speed SW 3 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 51°F (11°C)
Visibility 9.00 mi
Last update 03 May 01:53 PM PDT
Extended Forecast for

Rancho Cucamonga CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. West wind around 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Patchy drizzle and fog after 11pm. Partly cloudy, with a low around 55. West wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 55 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Saturday

    Saturday: Patchy drizzle and fog before 11am. Partly sunny, with a high near 68. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 68 °F

    Patchy
    Drizzle and
    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Rain likely, mainly after 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 50. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Rain Likely
    and Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 65. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 76. West wind around 10 mph, with gusts as high as 20 mph.
Tonight
Patchy drizzle and fog after 11pm. Partly cloudy, with a low around 55. West wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
Patchy drizzle and fog before 11am. Partly sunny, with a high near 68. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Rain likely, mainly after 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 50. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 65. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Rancho Cucamonga CA
 34.1°N 117.59°W (Elev. 1224 ft)
Last Update:
12:59 pm PDT May 3, 2024
Forecast Valid:
2pm PDT May 3, 2024-6pm PDT May 9, 2024
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation